Answer by Ronak Shah for Strange behavior when merging data frames
If you specify columns in by they would be merged into one by merge. In your attempt you add a new column sequentially which gives incorrect output, we instead need to match them against one common...
View ArticleStrange behavior when merging data frames
I just have 2 data frames I want to merge into one, and I always use merge, but for some reason it is not working as expected for this case...These are the 2 data.frames:> dfa <-...
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